OpenTechnical

OT-2026-000087437

Publication integrity record

Foam pad vacuum gripper, two zone face, two stage ejector, supply line pressure sensor, sustained blow-off before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000087437) never changes.

Identity and time

Publication numberOT-2026-000087437 · never reused
Internal UUID01a0ae9a-cd50-7812-ae05-0d8c9cdde156 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:02:55.852518Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000087437
StatusPUBLIC

Content hashes

Canonical text3cd97788dcb5d076d5985c10980dc32d2c2fc95a86d110e7084bcef21f80e4fe
Markdown735c65bea991957b45c59a49425ef0f714bbf25bbb47fb310c0d543f6571e25e
PDF
Publication page907553afad32dab1a6f79c09e99b889fdba71816b0ec08d4adcda105ac369386
Manifest3f858e17eedb0b9704d74144053f7efd18c7fa3cdf19cc5d6fbc02dddfe1cef0

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureNbJZ4lEq64Y/jYNWcD0/w0sFWAMl47kB19fWbLbTSuUL9567p16hnOXzaIaTBItFmu7ZcEInIURb18rua4xKDA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:50:45.597938ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087437
observed 907553afad32dab1a6f79c09e99b889f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:45.581223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087437/manifest.json
observed 3f858e17eedb0b9704d74144053f7efd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:45.562943ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087437/publication.md
observed 735c65bea991957b45c59a49425ef0f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:50:45.545155ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000087437/publication.txt
observed 3cd97788dcb5d076d5985c10980dc32d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.